<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>

<body>
    <script>

        function Person(name) {
            this.name = name;
        }
        var p1 = Person('刘德华');
        // p1.name;


        // 闭包创建 私有的访问方式
        function createPerson(name) {
            var isBool = true;
            return {
                setName: function (name) {
                    this.name = name
                },
                getName: function () {
                    return this.name
                },
                setSex: function (sex) {
                    if (isBool) {
                        isBool = false;
                        this.sex = sex;
                    } else {
                        console.log('性别只允许修改一次');
                    }
                },
                getSex: function () {
                    return this.sex;
                }
            }
        }

        var p2 = createPerson();
        p2.setName('xxx')
        console.log(p2.getName());
        p2.setSex('woman');
        console.log(p2.getSex());
        p2.setSex('man')
        console.log(p2.getSex());










    </script>
</body>

</htm